Hammer Special Effect vs. Hammer Black Widow Tour V1

Compare the specs of the Hammer Special Effect and Hammer Black Widow Tour V1 side by side in the ball comparison table below. To view the full bowling ball review for one of these balls, click the ball name link in the table below.

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Brand	Hammer	Hammer
Ball Name	Special Effect	Black Widow Tour V1
Cover Name	HK22 - Cohesion Solid	HK22 - Aggression Hybrid
Cover Type	Reactive Solid	Reactive Hybrid
Box Finish	500 / 1000 / 1500 SiaAir / Factory Compound	500 / 1000 / 3000 SiaAir
Color	Purple / Red / Grape / Black	Black / Blue / Purple
Core Name	Huntsman	Gas Mask Low Diff
Core Type	Asymmetrical	Asymmetrical
RG	2.470	2.500
Total Diff.	0.050	0.034
Int. Diff.	0.017	0.016
Torque Length Back End Total Hook Ball Tester Ratings	See Performance Ratings... Already a premium member? Click here to log in.

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